Home / 148,397.92-204,749.28-84,723.04

Finding the Fourth Proportional to 148,397.92, 204,749.28 and 84,723.04

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Solution

The fourth proportional to 148,397.92, 204,749.28 and 84,723.04 is: 116,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,397.92 : 204,749.28 = 84,723.04 : x
  2. Step 2: Convert to fraction form
    148,397.92/204,749.28 = 84,723.04/x
  3. Step 3: Cross multiply
    148,397.92x = 204,749.28 × 84,723.04
  4. Step 4: Simplify right side
    148,397.92x = 17,346,981,439.41
  5. Step 5: Solve for x
    x = 17,346,981,439.41/148,397.92
  6. Step 6: Final answer
    x = 116,895.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.